Silver Fox APT Targets Taiwan with Complex Gh0stCringe and HoldingHands RAT Malware

Jun 17, 2025Ravie LakshmananMalware / Email Security Cybersecurity researchers are warning of a new phishing campaign that’s targeting users in Taiwan with malware families such as HoldingHands RAT and Gh0stCringe. The activity is part of a broader campaign that delivered the Winos 4.0 malware framework earlier this January by sending phishing messages impersonating Taiwan’s National […]

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Google Warns of Scattered Spider Attacks Targeting IT Support Teams at U.S. Insurance Firms

Jun 17, 2025Ravie LakshmananThreat Intelligence / Identity Security The notorious cybercrime group known as Scattered Spider (aka UNC3944) that recently targeted various U.K. and U.S. retailers has begun to target major insurance companies, according to Google Threat Intelligence Group (GTIG). “Google Threat Intelligence Group is now aware of multiple intrusions in the U.S. which bear […]

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Are Forgotten AD Service Accounts Leaving You at Risk?

For many organizations, Active Directory (AD) service accounts are quiet afterthoughts, persisting in the background long after their original purpose has been forgotten. To make matters worse, these orphaned service accounts (created for legacy applications, scheduled tasks, automation scripts, or test environments) are often left active with non-expiring or stale passwords. It’s no surprise that […]

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Hard-Coded ‘b’ Password in Sitecore XP Sparks Major RCE Risk in Enterprise Deployments

Jun 17, 2025Ravie LakshmananVulnerability / Enterprise Software Cybersecurity researchers have disclosed three security flaws in the popular Sitecore Experience Platform (XP) that could be chained to achieve pre-authenticated remote code execution. Sitecore Experience Platform is an enterprise-oriented software that provides users with tools for content management, digital marketing, and analytics and reports. The list of […]

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Backups Are Under Attack: How to Protect Your Backups

Ransomware has become a highly coordinated and pervasive threat, and traditional defenses are increasingly struggling to neutralize it. Today’s ransomware attacks initially target your last line of defense — your backup infrastructure. Before locking up your production environment, cybercriminals go after your backups to cripple your ability to recover, increasing the odds of a ransom […]

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New Flodrix Botnet Variant Exploits Langflow AI Server RCE Bug to Launch DDoS Attacks

Jun 17, 2025Ravie LakshmananBotnet / Vulnerability Cybersecurity researchers have called attention to a new campaign that’s actively exploiting a recently disclosed critical security flaw in Langflow to deliver the Flodrix botnet malware. “Attackers use the vulnerability to execute downloader scripts on compromised Langflow servers, which in turn fetch and install the Flodrix malware,” Trend Micro […]

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TP-Link Router Flaw CVE-2023-33538 Under Active Exploit, CISA Issues Immediate Alert

Jun 17, 2025Ravie LakshmananNetwork Security / IoT Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a high-severity security flaw in TP-Link wireless routers to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability in question is CVE-2023-33538 (CVSS score: 8.8), a command injection bug that could result […]

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Anubis Ransomware Encrypts and Wipes Files, Making Recovery Impossible Even After Payment

Jun 16, 2025Ravie LakshmananMalware / Ransomware An emerging ransomware strain has been discovered incorporating capabilities to encrypt files as well as permanently erase them, a development that has been described as a “rare dual-threat.” “The ransomware features a ‘wipe mode,’ which permanently erases files, rendering recovery impossible even if the ransom is paid,” Trend Micro […]

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Playbook: Transforming Your Cybersecurity Practice Into An MRR Machine

Introduction The cybersecurity landscape is evolving rapidly, and so are the cyber needs of organizations worldwide. While businesses face mounting pressure from regulators, insurers, and rising threats, many still treat cybersecurity as an afterthought. As a result, providers may struggle to move beyond tactical services like one-off assessments or compliance checklists, and demonstrate long-term security […]

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Malicious PyPI Package Masquerades as Chimera Module to Steal AWS, CI/CD, and macOS Data

Cybersecurity researchers have discovered a malicious package on the Python Package Index (PyPI) repository that’s capable of harvesting sensitive developer-related information, such as credentials, configuration data, and environment variables, among others. The package, named chimera-sandbox-extensions, attracted 143 downloads and likely targets users of a service called Chimera Sandbox, which was released by Singaporean tech company […]

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Discord Invite Link Hijacking Delivers AsyncRAT and Skuld Stealer Targeting Crypto Wallets

A new malware campaign is exploiting a weakness in Discord’s invitation system to deliver an information stealer called Skuld and the AsyncRAT remote access trojan. “Attackers hijacked the links through vanity link registration, allowing them to silently redirect users from trusted sources to malicious servers,” Check Point said in a technical report. “The attackers combined […]

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Over 269,000 Websites Infected with JSFireTruck JavaScript Malware in One Month

Jun 13, 2025Ravie LakshmananWeb Security / Network Security Cybersecurity researchers are calling attention to a “large-scale campaign” that has been observed compromising legitimate websites with malicious JavaScript injections. According to Palo Alto Networks Unit 42, these malicious injects are obfuscated using JSFuck, which refers to an “esoteric and educational programming style” that uses only a […]

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Ransomware Gangs Exploit Unpatched SimpleHelp Flaws to Target Victims with Double Extortion

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday disclosed that ransomware actors are targeting unpatched SimpleHelp Remote Monitoring and Management (RMM) instances to compromise customers of an unnamed utility billing software provider. “This incident reflects a broader pattern of ransomware actors targeting organizations through unpatched versions of SimpleHelp RMM since January 2025,” the […]

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WordPress Sites Turned Weapon: How VexTrio and Affiliates Run a Global Scam Network

Jun 12, 2025Ravie LakshmananThreat Intelligence / Malware The threat actors behind the VexTrio Viper Traffic Distribution Service (TDS) have been linked to other TDS services like Help TDS and Disposable TDS, indicating that the sophisticated cybercriminal operation is a sprawling enterprise of its own that’s designed to distribute malicious content. “VexTrio is a group of […]

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New TokenBreak Attack Bypasses AI Moderation with Single-Character Text Changes

Cybersecurity researchers have discovered a novel attack technique called TokenBreak that can be used to bypass a large language model’s (LLM) safety and content moderation guardrails with just a single character change. “The TokenBreak attack targets a text classification model’s tokenization strategy to induce false negatives, leaving end targets vulnerable to attacks that the implemented […]

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Zero-Click AI Vulnerability Exposes Microsoft 365 Copilot Data Without User Interaction

A novel attack technique named EchoLeak has been characterized as a “zero-click” artificial intelligence (AI) vulnerability that allows bad actors to exfiltrate sensitive data from Microsoft 365 Copilot’s context sans any user interaction. The critical-rated vulnerability has been assigned the CVE identifier CVE-2025-32711 (CVSS score: 9.3). It requires no customer action and has been already […]

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ConnectWise to Rotate ScreenConnect Code Signing Certificates Due to Security Risks

Jun 12, 2025Ravie LakshmananVulnerability / Software Security ConnectWise has disclosed that it’s planning to rotate the digital code signing certificates used to sign ScreenConnect, ConnectWise Automate, and ConnectWise remote monitoring and management (RMM) executables due to security concerns. The company said it’s doing so “due to concerns raised by a third-party researcher about how ScreenConnect […]

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Over 80,000 Microsoft Entra ID Accounts Targeted Using Open-Source TeamFiltration Tool

Jun 12, 2025Ravie LakshmananEnterprise Security / Active Directory Cybersecurity researchers have uncovered a new account takeover (ATO) campaign that leverages an open-source penetration testing framework called TeamFiltration to breach Microsoft Entra ID (formerly Azure Active Directory) user accounts. The activity, codenamed UNK_SneakyStrike by Proofpoint, has affected over 80,000 targeted user accounts across hundreds of organizations’ […]

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Former Black Basta Members Use Microsoft Teams and Python Scripts in 2025 Attacks

Jun 11, 2025Ravie LakshmananRansomware / Cybercrime Former members tied to the Black Basta ransomware operation have been observed sticking to their tried-and-tested approach of email bombing and Microsoft Teams phishing to establish persistent access to target networks. “Recently, attackers have introduced Python script execution alongside these techniques, using cURL requests to fetch and deploy malicious […]

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295 Malicious IPs Launch Coordinated Brute-Force Attacks on Apache Tomcat Manager

Jun 11, 2025Ravie LakshmananNetwork Security / Threat Intelligence Threat intelligence firm GreyNoise has warned of a “coordinated brute-force activity” targeting Apache Tomcat Manager interfaces. The company said it observed a surge in brute-force and login attempts on June 5, 2025, an indication that they could be deliberate efforts to “identify and access exposed Tomcat services […]

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INTERPOL Dismantles 20,000+ Malicious IPs Linked to 69 Malware Variants in Operation Secure

Jun 11, 2025Ravie LakshmananCybercrime / Malware INTERPOL on Wednesday announced the dismantling of more than 20,000 malicious IP addresses or domains that have been linked to 69 information-stealing malware variants. The joint action, codenamed Operation Secure, took place between January and April 2025, and involved law enforcement agencies from 26 countries to identify servers, map […]

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